Correct Answer: (c) Brajbhasha, Awadhi, Bhojpuri and Maithili
Solution:According to the given map the area marked 'A' is Mathura area of Uttar Pradesh, where Brajbhasha is spoken. 'B' is marked by Faizabad of U.P., and the language spoken is 'Awadhi'. 'C' area is 'Arah' area of Bihar where 'Bhojpuri' is spoken. 'D' refers to north Bihar where 'Maithili' is predominantly spoken.